. now begging president obama to personally intervene. 64-year-old alan fwroes sa gros country, quote, abandoned him after he was imprisoned for bringing communications items. joining us, jill dougherty with the latest. jil, what are you learning? >> alan gross says he's in a small cell with two other inmates. he gets about an hour a day outside in a very small courtyard. and he says other than a few phone calls and visits, he is completely isolated from the outside world. at the gates of the white house, the wife of alan gross pleads for the president to help her husband. >> please, mr. president, don't leave alan to die in cuba. >> reporter: today marks the fourth anniversary of alan gross' imprisonment in cuba. arrested while working as a contractor for the u.s. government, bringing internet connectivity to cuba's jewish community. he was accused of trying to subvert the cuban revolution and sentenced to 15 years in prison. gross' family just released a letter from the 64-year-old to president barack obama begging the president to personally intervene. "with the utmost respect, mr.